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res_pjsip_transport_websocket: Give transport a meaningful description

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We were not \0 terminating this string, so any attempt to print it would
in the best case show an empty string and in the worst case potentially
crash.

Change-Id: I63d96ef8f7516ac02a0f91e22dfa8acdc615042c
This commit is contained in:
Sean Bright
2017-11-16 17:18:16 -05:00
parent ccbf176c30
commit 7a735d45e2
1 changed files with 4 additions and 2 deletions
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6
res/res_pjsip_transport_websocket.c
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@@ -203,6 +203,10 @@ static int transport_create(void *data)
ast_debug(4, "Creating websocket transport for %s:%s\n",
newtransport->transport.type_name, ws_addr_str);
newtransport->transport.info = (char *) pj_pool_alloc(newtransport->transport.pool,
strlen(newtransport->transport.type_name) + strlen(ws_addr_str) + sizeof(" to "));
sprintf(newtransport->transport.info, "%s to %s", newtransport->transport.type_name, ws_addr_str);
pj_sockaddr_parse(pj_AF_UNSPEC(), 0, pj_cstr(&buf, ws_addr_str), &newtransport->transport.key.rem_addr);
if (newtransport->transport.key.rem_addr.addr.sa_family == pj_AF_INET6()) {
newtransport->transport.key.type = transport_type_wss_ipv6;
@@ -218,8 +222,6 @@ static int transport_create(void *data)
newtransport->transport.local_name.port = ast_sockaddr_port(ast_websocket_local_address(newtransport->ws_session));
newtransport->transport.flag = pjsip_transport_get_flag_from_type((pjsip_transport_type_e)newtransport->transport.key.type);
newtransport->transport.info = (char *)pj_pool_alloc(newtransport->transport.pool, 64);
newtransport->transport.dir = PJSIP_TP_DIR_INCOMING;
newtransport->transport.tpmgr = tpmgr;
newtransport->transport.send_msg = &ws_send_msg;